Arthur D. "Bull" Simons (June 28, 1918 – May 21, 1979) was a United States Army Special Forces colonel best known for leading the Sơn Tây raid, an attempted rescue of U.S. prisoners of war during the Vietnam War from a North Vietnamese prison at Sơn Tây. He also led the successful 1979 rescue of two employees of Electronic Data Systems from prison in Iran.